src/main/resources/SLING-CONTENT/apps/hc/demo/install/org.apache.sling.hc.support.DefaultLoginsHealthCheck-1.json

{
    "jcr:primaryType" : "sling:OsgiConfig",
    "logins" : ["admin:admin","foo:bar"],
    "hc.name" : "Default logins should fail", 
    "hc.tags" : ["security"],
    "hc.mbean.name" : "DefaultLoginsFail"
}